1. L. S. Ornstein and F. Zernike, Proc. Acad. Sci. Amsterdam,17, 793 (1914).
2. H. Temperley (editor), Physics of Simple Liquids, Vols. 1 and 2, Am. Elsevier (1968).
3. D. R. Wilson, Structure of Liquid Metals and Alloys [Russian translation], Metallurgiya, Moscow (1972).
4. J. K. Percus and G. J. Yevik, Phys. Rev.,110, 1 (1958).
5. T. Morita and K. Hiroike, Progr. Theor. Phys. (Kyoto), 23, 1003 (1960).